/*!	 canvasadd.cpp
**	 Template File
**
**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifdef USING_PCH
#	include "pch.h"
#else
#ifdef HAVE_CONFIG_H
#	include <config.h>
#endif

#include <synfig/general.h>

#include "canvasadd.h"

#include <synfigapp/localization.h>
#include <synfigapp/canvasinterface.h>

#endif

using namespace std;
using namespace etl;
using namespace synfig;
using namespace synfigapp;
using namespace Action;

ACTION_INIT(Action::CanvasAdd);
ACTION_SET_NAME(Action::CanvasAdd, "CanvasAdd");
ACTION_SET_LOCAL_NAME(Action::CanvasAdd, N_("Add Child Canvas"));
ACTION_SET_TASK(Action::CanvasAdd, "add");
ACTION_SET_CATEGORY(Action::CanvasAdd, Action::CATEGORY_CANVAS);
ACTION_SET_PRIORITY(Action::CanvasAdd, 0);
ACTION_SET_VERSION(Action::CanvasAdd, "0.0");
ACTION_SET_CVS_ID(Action::CanvasAdd, "$Id$");

Action::CanvasAdd::CanvasAdd()
{
    set_dirty(true);
}

Action::ParamVocab
Action::CanvasAdd::get_param_vocab()
{
    ParamVocab ret(Action::CanvasSpecific::get_param_vocab());

    ret.push_back(ParamDesc("src", Param::TYPE_CANVAS)
                  .set_local_name(_("New Canvas"))
                  .set_optional()
                 );

    ret.push_back(ParamDesc("id", Param::TYPE_STRING)
                  .set_local_name(_("ID"))
                  .set_desc(_("The name that you want this canvas to be"))
                  .set_user_supplied()
                 );

    return ret;
}

bool
Action::CanvasAdd::is_candidate(const ParamList &x)
{
    return candidate_check(get_param_vocab(), x);
}

bool
Action::CanvasAdd::set_param(const synfig::String& name, const Action::Param &param)
{
    if (name == "src" && param.get_type() == Param::TYPE_CANVAS) {
        new_canvas = param.get_canvas();

        return true;
    }

    if (name == "id" && param.get_type() == Param::TYPE_STRING) {
        id = param.get_string();

        return true;
    }

    return Action::CanvasSpecific::set_param(name, param);
}

bool
Action::CanvasAdd::is_ready()const
{
    return Action::CanvasSpecific::is_ready();
}

void
Action::CanvasAdd::perform()
{
    if (!new_canvas) {
        new_canvas = get_canvas()->new_child_canvas(id);
    } else {
        if (new_canvas->is_inline()) {
            inline_parent = new_canvas->parent();
        }

        get_canvas()->add_child_canvas(new_canvas, id);
    }

    if (get_canvas_interface()) {
        get_canvas_interface()->signal_canvas_added()(new_canvas);
    } else {
        synfig::warning("CanvasInterface not set on action");
    }
}

void
Action::CanvasAdd::undo()
{
    get_canvas()->remove_child_canvas(new_canvas);

    if (inline_parent) {
        new_canvas->set_inline(inline_parent);
    }

    if (get_canvas_interface()) {
        get_canvas_interface()->signal_canvas_removed()(new_canvas);
    } else {
        synfig::warning("CanvasInterface not set on action");
    }
}